class CreateBooks < ActiveRecord::Migration[5.0]
def change
create_table :books do |t|
  t.string :title
  t.string :author
  t.string :category
  t.text :description
  t.text :logo_url
  t.string :pdf_file_url

  t.timestamps
end

def get_all_books
# @books = Book.find(2);
@books = Book.where(:id => 1..3)
logger.debug(@books.inspect)
render :json => @books